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Unformatted text preview: white. Hearing • Sound waves go eardrum>hammer>anvil>stirrup>cochlea>nerve endings>nerves>auditory cortex of temporal lobe The chemical senses • Taste (gustation) and Smell (olfaction) • Taste: savory sensation o Papillae: “bumps” that contains the taste buds. o Taste buds: nests of taste-receptor cells • Smell: the sense of Scents o Odors come in through hair which touches the nerve endings in nasal cavity. It is very close to touching the olfactory nerves. The Tactile (touch) senses • Pressure • Temperature • Pain o The Gate-control theory of pain: If “gate” is open, then pain impulses reach the brain “gate” is closed by incoming impulses from large fibers or from the brain; opened by impulses from smaller fibers. The environment within • Kinesthesis: the sense of body position and movement of body parts; also called kinesthesia • Equilibrium: the sense of balance (vestibular sense) o Semicircular Canals...
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- Spring '08
- Olfaction, temporal lobe, firing rates